You can buy truffle salt from a grocery store, specialty store, or online from websites like Amazon, Whole Foods, and more. Many people have no idea that this gourmet seasoning has such a unique flavor, and they think that it will only taste good on special dishes. While this salt has a strong smell, it is generally very pleasant. To increase its aroma, some people like to sprinkle a bit of pepper or fresh herbs over it before using it on their favorite foods.